Upgrade design 1: upgrade the waterproof function, IP68 waterproof, you can put the bulb in the water completely, you don't have to worry about the product water, extend the life of the lamp_x005F_x000D_Upgrade design 2: The pool lights are equipped with solar panels, no need to install batteries or manually turn off the light. The lamp turns on automatically at night and turns off the light automatically during the night_x005F_x000D_day._x005F_x000D_High quality material: UV-protected PC + ABS material, structure Heat-resistant waterproof silicone ring prevents water infiltration and guarantees long service life. Thickened ABS exterior with anti-corrosion protection_x005F_x000D_and a pronounced waterproofness. These underwater pool lights are amazing indoor and outdoor night decoration light sources._x005F_x000D_Long working hours: Automatic solar charging during the day, only need to charge 6 hours. The lamp can run for 3-5 nights, eliminating the hassle of changing batteries_x005F_x000D_Wide range of uses: They are suitable for wet and dry places, such as swimming pool, fish tank, pond, swimming pool, garden, vase, party, festival decoration, Christmas, Halloween, wedding, vase bottom, hot tub, pond, home, bathroom, fountain._x005F_x000D_Tip: Make sure the cap is screwed on correctly and tightly clockwise before putting it in the water._x005F_x000D__x005F_x000D_LED lighting color: blue_x005F_x000D_Solar Panel Battery: High efficiency 0.66W solar panel, 1800mAh Ni-MH battery_x005F_x000D_Charging time: 6-8 hours in bright sunshine_x005F_x000D_Lighting time: 3-5 nights after charging (constant lighting all night long)_x005F_x000D_Light up the top and bottom emitting LED hearth with high brightness_x005F_x000D_Product material: UV-protected PC + ABS material_x005F_x000D_Waterproof IP Level: IP68_x005F_x000D_Operating Temperature: -25 65~65